207948369

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3203}}^1$

素因数の和:3309

約数の個数: 32

約数和(自身を含む): 313735680

約数和(自身を除く): 105787311

約数列:

[1, 3, 17, 19, 51, 57, 67, 201, 323, 969, 1139, 1273, 3203, 3417, 3819, 9609, 21641, 54451, 60857, 64923, 163353, 182571, 214601, 643803, 1034569, 3103707, 3648217, 4077419, 10944651, 12232257, 69316123, 207948369]

約数ペア:

[(1, 207948369), (3, 69316123), (17, 12232257), (19, 10944651), (51, 4077419), (57, 3648217), (67, 3103707), (201, 1034569), (323, 643803), (969, 214601), (1139, 182571), (1273, 163353), (3203, 64923), (3417, 60857), (3819, 54451), (9609, 21641)]